81276937

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{8171}}^1$

素因数の和:8221

約数の個数: 16

約数和(自身を含む): 98064000

約数和(自身を除く): 16787063

約数列:

[1, 7, 29, 49, 203, 343, 1421, 8171, 9947, 57197, 236959, 400379, 1658713, 2802653, 11610991, 81276937]

約数ペア:

[(1, 81276937), (7, 11610991), (29, 2802653), (49, 1658713), (203, 400379), (343, 236959), (1421, 57197), (8171, 9947)]